[PATCH 0/3] PCI: host-generic: Fix driver_data overwriting bugs

Geert Uytterhoeven geert at linux-m68k.org
Wed Jun 25 05:39:28 PDT 2025


Hi Marc,

On Wed, 25 Jun 2025 at 13:18, Marc Zyngier <maz at kernel.org> wrote:
> Geert reports that some drivers do rely on the device driver_data
> field containing a pointer to the bridge structure at the point of
> initialising the root port, while this has been recently changed to
> contain some other data for the benefit of the Apple PCIe driver.
>
> This small series builds on top of Geert previously posted (and
> included as a prefix for reference) fix for the Microchip driver,
> which breaks the Apple driver. This is basically swapping a regression
> for another, which isn't a massive deal at this stage, as the
> follow-up patch fixes things for the Apple driver by adding extra
> tracking.
>
> Finally, we can revert a one-liner that glued the whole thing
> together, and that isn't needed anymore.

Thanks, works fine on Icicle.

Gr{oetje,eeting}s,

                        Geert

-- 
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert at linux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                -- Linus Torvalds



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